Shepherd, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 37.3 °F (low) to 56.8 °F (high). Annual precipitation averages 33.8 Inches. Shepherd is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 15.0 °F | 29.2 °F | 2.09 in. |
| February | 15.2 °F | 31.7 °F | 1.74 in. |
| March | 23.1 °F | 42.2 °F | 2.07 in. |
| April | 34.2 °F | 55.9 °F | 3.55 in. |
| May | 46.2 °F | 68.4 °F | 3.69 in. |
| June | 55.9 °F | 78.0 °F | 3.53 in. |
| July | 59.5 °F | 82.2 °F | 2.97 in. |
| August | 57.6 °F | 80.1 °F | 3.51 in. |
| September | 49.7 °F | 73.3 °F | 2.78 in. |
| October | 39.2 °F | 59.7 °F | 3.35 in. |
| November | 30.0 °F | 46.1 °F | 2.58 in. |
| December | 21.7 °F | 34.6 °F | 1.97 in. |
| Annual | 37.3 °F | 56.8 °F | 33.83 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |